55710637251 has 16 divisors (see below), whose sum is σ = 76449985920. Its totient is φ = 36071025920.

The previous prime is 55710637223. The next prime is 55710637291. The reversal of 55710637251 is 15273601755.

It is a cyclic number.

It is not a de Polignac number, because 55710637251 - 2⁹ = 55710636739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55710637291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1881390 + ... + 1910771.

It is an arithmetic number, because the mean of its divisors is an integer number (4778124120).

Almost surely, 2^55710637251 is an apocalyptic number.

55710637251 is a deficient number, since it is larger than the sum of its proper divisors (20739348669).

55710637251 is a wasteful number, since it uses less digits than its factorization.

55710637251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3792306.

The product of its (nonzero) digits is 220500, while the sum is 42.

The spelling of 55710637251 in words is "fifty-five billion, seven hundred ten million, six hundred thirty-seven thousand, two hundred fifty-one".